Fresnel Sine Integral Function of Zero
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Theorem
- $\map {\operatorname S} 0 = 0$
where $\operatorname S$ denotes the Fresnel sine integral function.
Proof
By Fresnel Sine Integral Function is Odd, $\operatorname S$ is an odd function.
Therefore, by Odd Function of Zero is Zero:
- $\map {\operatorname S} 0 = 0$
$\blacksquare$
Sources
- 1968: Murray R. Spiegel: Mathematical Handbook of Formulas and Tables ... (previous) ... (next): $\S 35$: Fresnel Sine Integral $\ds \map {\operatorname S} x = \sqrt {\frac 2 \pi} \int_0^x \sin u^2 \rd u$: $35.20$